"You Sexy Thing" is a song recorded by the British group Hot Chocolate. It was written by Hot Chocolate's lead singer Errol Brown, and produced by Mickie Most. It reached number 2 in the UK Singles Chart in 1975, and number 3 in the US Pop charts a year later. Billboard ranked it as the No. 22 song for 1976. The song went on to gain notability by being featured in films, such as 1997's The Full Monty.